Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/19272#discussion_r143835301
--- Diff: core/src/main/scala/org/apache/spark/deploy/SparkHadoopUtil.scala
---
@@ -142,6 +142,13 @@ class SparkHadoopUtil extends Logging {
}
}
+ def addDelegationTokens(tokens: Array[Byte], sparkConf: SparkConf) {
--- End diff --
Add a comment about what this method is doing and why it's needed. (YARN
never sets the authentication method, so it'd be good to know why Mesos needs
to do it.)
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